54105553474655 has 4 divisors (see below), whose sum is σ = 64926664169592. Its totient is φ = 43284442779720.

The previous prime is 54105553474639. The next prime is 54105553474673. The reversal of 54105553474655 is 55647435550145.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54105553474655 - 2⁴ = 54105553474639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54105553474594 and 54105553474603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5410555347461 + ... + 5410555347470.

It is an arithmetic number, because the mean of its divisors is an integer number (16231666042398).

Almost surely, 2^{54105553474655} is an apocalyptic number.

54105553474655 is a deficient number, since it is larger than the sum of its proper divisors (10821110694937).

54105553474655 is a wasteful number, since it uses less digits than its factorization.

54105553474655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10821110694936.

The product of its (nonzero) digits is 126000000, while the sum is 59.

The spelling of 54105553474655 in words is "fifty-four trillion, one hundred five billion, five hundred fifty-three million, four hundred seventy-four thousand, six hundred fifty-five".